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Internal Frame Backpacks

(253 products)

Products (253)

Sort: Best Match

Sale Ends Nov 24
REI Co-opTrail 25 Pack
$69.89
Save 30%
compared to $99.95
129 reviews with an average rating of 4.4 out of 5 stars
Gear Capacity:
25 liters
Weight:
1.81 to 1.87 lbs
Features:
Reservoir Compatible
Raincover Included
Top Rated
GregoryBaltoro 65 Pack - Closeout - Men's
$247.73
Save 24%
compared to $329.95
103 reviews with an average rating of 4.5 out of 5 stars
Trip Length/Capacity:
Multiday, Extended
Gear Capacity:
60 to 70 liters
Weight:
4.72 to 5.25 lbs
Features:
Reservoir Compatible
REI OUTLET
Sale Ends Nov 24
REI Co-opTrail 40 Pack - Men's
$104.29
Save 30%
compared to $149.00
45 reviews with an average rating of 4.5 out of 5 stars
Gear Capacity:
40 to 41 liters
Weight:
2.75 to 3 lbs
Features:
Reservoir Compatible
Raincover Included
OspreyTempest 20 Pack - Women's
$102.73
Save 35%
compared to $160.00
156 reviews with an average rating of 4.1 out of 5 stars
Gear Capacity:
18 to 20 liters
Weight:
2.04 to 2.21 lbs
Features:
Reservoir Compatible
REI OUTLET
DeuterTrail Pro 31 SL Pack - Women's
$129.73
Save 25%
compared to $175.00
1 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
31 liters
Weight:
3.15 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
Top Rated
OspreyAriel 55 Pack - Women's
$193.73
Save 35%
compared to $300.00
14 reviews with an average rating of 4.6 out of 5 stars
Trip Length/Capacity:
Multiday
Gear Capacity:
55 liters
Weight:
4.82 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
Top Rated
GregoryBaltoro 75 Pack - Closeout - Men's
$262.73
Save 24%
compared to $349.95
80 reviews with an average rating of 4.6 out of 5 stars
Trip Length/Capacity:
Extended, Multiday
Gear Capacity:
70 to 75 liters
Weight:
4.8 to 5 lbs
Features:
Reservoir Compatible
REI OUTLET
Sale Ends Nov 24
Top Rated
REI Co-opTrail 40 Pack - Women's
$104.29
Save 30%
compared to $149.00
21 reviews with an average rating of 4.5 out of 5 stars
Gear Capacity:
40 to 41 liters
Weight:
2.56 to 2.87 lbs
Features:
Reservoir Compatible
Raincover Included
GregoryJuno 30 Pack - Women's
$119.73
Save 25%
compared to $159.95
3 reviews with an average rating of 3.7 out of 5 stars
Gear Capacity:
30 liters
Weight:
2.06 lbs
Features:
Reservoir Compatible
REI OUTLET
GregoryMaven 45 Pack - Closeout - Women's
$179.73
Save 21% - 25%
compared to $229.95 - $239.95
1 reviews with an average rating of 5.0 out of 5 stars
Trip Length/Capacity:
Weekend
Gear Capacity:
42 to 45 liters
Weight:
3.25 to 3.31 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
GregoryParagon 48 Pack - Men's
$179.73
Save 21% - 25%
compared to $229.95 - $239.95
2 reviews with an average rating of 5.0 out of 5 stars
Trip Length/Capacity:
Weekend
Gear Capacity:
48 liters
Weight:
3.5 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
DeuterTrail 25 Pack
$99.73
Save 26%
compared to $135.00
0 reviews
Gear Capacity:
25 liters
Weight:
2.25 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
DeuterTrail Pro 33 Pack
$129.73
Save 25%
compared to $175.00
0 reviews
Gear Capacity:
33 liters
Weight:
3.28 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
GregoryCitro 30 Pack
$119.73
Save 25%
compared to $159.95
0 reviews
Gear Capacity:
30 liters
Weight:
2.09 lbs
Features:
Reservoir Compatible
REI OUTLET
GregoryKalmia 60 Pack - Closeout - Women's
$199.73
Save 35%
compared to $309.95
2 reviews with an average rating of 5.0 out of 5 stars
Trip Length/Capacity:
Multiday
Gear Capacity:
55 to 60 liters
Weight:
4.41 to 4.48 lbs
Features:
Reservoir Compatible
REI OUTLET
GregoryKalmia 50 Pack - Closeout - Women's
$186.73
Save 35%
compared to $289.95
11 reviews with an average rating of 3.5 out of 5 stars
Trip Length/Capacity:
Weekend, Multiday
Gear Capacity:
45 to 50 liters
Weight:
4.3 to 4.37 lbs
Features:
Reservoir Compatible
REI OUTLET
DeuterTrail 23 SL Pack - Women's
$99.73
Save 26%
compared to $135.00
0 reviews
Gear Capacity:
23 liters
Weight:
2.14 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
GregoryBaltoro 65 Pack - Men's
$244.93
Save 30%
compared to $349.95
84 reviews with an average rating of 4.2 out of 5 stars
Trip Length/Capacity:
Multiday, Extended
Gear Capacity:
60 to 70 liters
Weight:
4.72 to 5.25 lbs
Features:
Reservoir Compatible
GregoryDeva 70 Pack - Closeout - Women's
$262.73
Save 24%
compared to $349.95
58 reviews with an average rating of 4.5 out of 5 stars
Trip Length/Capacity:
Multiday, Extended
Gear Capacity:
65 to 75 liters
Weight:
4.7 to 5.1 lbs
Features:
Reservoir Compatible
REI OUTLET
GregoryCitro 24 Pack - Closeout
$112.73
Save 24%
compared to $149.95
2 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
24 liters
Weight:
2.02 lbs
Features:
Reservoir Compatible
REI OUTLET
Top Rated
DeuterAircontact Core 65 + 10 Pack - Men's
$181.93
Save 30%
compared to $260.00
45 reviews with an average rating of 4.6 out of 5 stars
Trip Length/Capacity:
Extended, Multiday
Gear Capacity:
75 liters
Weight:
4.96 lbs
Features:
Reservoir Compatible
Sale Ends Nov 24
Top Rated
OspreyStratos 34 Pack - Men's
$149.99
Save 25%
compared to $200.00
79 reviews with an average rating of 4.7 out of 5 stars
Gear Capacity:
34 liters
Weight:
3.15 lbs
Features:
Reservoir Compatible
Raincover Included
GregoryJuno 24 Pack - Women's
$112.73
Save 24%
compared to $149.95
4 reviews with an average rating of 3.0 out of 5 stars
Gear Capacity:
24 liters
Weight:
1.93 lbs
Features:
Reservoir Compatible
REI OUTLET
REI Co-opFlash 55 Pack - Women's
$219.00
78 reviews with an average rating of 4.3 out of 5 stars
Trip Length/Capacity:
Multiday
Gear Capacity:
53 to 57 liters
Weight:
2.62 to 2.75 lbs
Features:
Ultralight
Reservoir Compatible
Top Rated
REI Co-opTraverse 35 Pack - Men's
$169.00
12 reviews with an average rating of 4.7 out of 5 stars
Gear Capacity:
35 liters
Weight:
3.25 to 3.5 lbs
Features:
Reservoir Compatible
Raincover Included
GregoryArrio 24 Pack - Plus Size
$67.73
Save 38%
compared to $109.95
7 reviews with an average rating of 4.1 out of 5 stars
Gear Capacity:
24 liters
Weight:
3.23 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
GregoryMaven 65 Pack - Closeout - Women's
$217.73
Save 22%
compared to $279.95
1 reviews with an average rating of 4.0 out of 5 stars
Trip Length/Capacity:
Multiday
Gear Capacity:
62 to 65 liters
Weight:
3.44 to 3.5 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
REI Co-opTraverse 35 Pack - Women's
$169.00
5 reviews with an average rating of 4.4 out of 5 stars
Gear Capacity:
35 liters
Weight:
3.19 to 3.44 lbs
Features:
Reservoir Compatible
Raincover Included
REI Co-opFlash 55 Pack - Men's
$219.00
85 reviews with an average rating of 4.2 out of 5 stars
Trip Length/Capacity:
Multiday
Gear Capacity:
53 to 57 liters
Weight:
2.75 to 2.87 lbs
Features:
Ultralight
Reservoir Compatible
Sale Ends Nov 24
OspreySirrus 24 Pack - Women's
$134.99
Save 25%
compared to $180.00
75 reviews with an average rating of 4.3 out of 5 stars
Gear Capacity:
24 liters
Weight:
2.73 lbs
Features:
Reservoir Compatible
Raincover Included

1–30 of 253 products

Sort: Best Match

Related Expert Advice articles

Types of packs

Backpacking packs can be 30 to 70-plus liters. To choose the right capacity, consider trip duration and the gear you’ll bring.

Backpack features
Think about the frame type, location of important pockets, padding and ventilation, among other things.

Backpack fit
Your pack should be correctly sized for your torso length (not overall height) and hip circumference. A fit-expert at an REI store can help.

Read full article: How to Choose a Backpack

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